Description
- Model: GE VMIVME-7807-411001
- Part Number: 350-0001007807-411001
- Revision: B
- Brand: GE Fanuc / VMEmicro (VMI)
- Series: VMIVME-7807
- Core Function: High-performance VMEbus Single Board Computer (SBC)
- Product Type: Industrial Processor Board
- Key Specs: Intel Pentium III Processor Dual Ethernet PMC Expansion Slot
Key Technical Specifications
| Attribute | Specifications |
| Processor | Intel Pentium III (Speed varies by sub-model, typically 700MHz – 1GHz) |
| Memory (RAM) | Up to 512 MB SDRAM (ECC support) |
| VME Interface | Tundra Universe II (VME64 Support) |
| Storage | On-board CompactFlash socket & IDE support |
| Network | 2 x 10/100BaseTX Ethernet ports |
| Video | Integrated AGP SVGA Controller (Front panel output) |
| I/O Ports | 2 x RS-232 Serial, 1 x Parallel, PS/2 Mouse/Keyboard, 1 x USB |
| Expansion | 1 x PMC (PCI Mezzanine Card) slot |
| Form Factor | 6U VMEbus |
| Operating System | Support for Windows NT/2000, VxWorks, QNX, Linux |
GE VMIVME-7807 VMIVME-7807-411001 350-0001007807-411001 B
GE VMIVME-7807 VMIVME-7807-411001 350-0001007807-411001 B
GE VMIVME-7807 VMIVME-7807-411001 350-0001007807-411001 B
GE VMIVME-7807 VMIVME-7807-411001 350-0001007807-411001 B
Application Scenarios & Pain Points
The VMIVME-7807 is a legendary workhorse in the VME computing world. It is the primary “brain” for many legacy power plant control systems, flight simulators, and semiconductor manufacturing tools. The biggest pain point for current users is Hardware Obsolescence. When the on-board CMOS battery fails or the SDRAM chips degrade, the entire system can fail to boot (POST failure), bringing multi-million dollar production lines to a standstill. Since GE and VMI have moved on to newer architectures, finding a functional, tested board with the correct “411001” configuration is increasingly difficult.
Typical Application Scenarios:
- Power Plant Control Systems
Managing real-time data acquisition and turbine control logic in aging utility infrastructures.
- Aerospace Simulation
Running high-speed I/O calculations for motion platforms and cockpit instrumentation.
- Defense & Radar Systems
Processing signal data in VME racks designed in the late 1990s/early 2000s.
Case Study: The “Non-Booting” Turbine Controller
Background: A regional power station used a GE VME rack for auxiliary boiler control.
Problem: Following a scheduled maintenance shutdown, the controller failed to reboot. The diagnostic console showed a “PCI Bridge Initialization Error.” The board (a VMIVME-7807) had reached the end of its component life cycle.
Solution: 我们提供了经过完全测试的 VMIVME-7807-411001 Revision B。
Result: Because our board was an exact revision match, the onsite team simply swapped the original CompactFlash card into our board. The system booted successfully on the first attempt, avoiding a week of manual system re-integration.
Compatible Replacement Models
| Original Model | Replacement Model | Compatibility | Main Difference | Action Required | Cost Impact |
| VMIVME-7807-411001 | VMIVME-7807-411001 | ✅ Direct | N/A | Drop-in replacement | Base |
| VMIVME-7807-411001 | VMIVME-7750 | ⚠️ Limited | Older CPU/Architecture | BIOS/Driver changes | -15% |
| VMIVME-7807-411001 | VMIVME-7805 | ⚠️ Partial | Different I/O layout | Check front panel space | -10% |
Engineer’s Note: The suffix 411001 is critical. It defines the specific CPU speed, RAM capacity, and factory-set jumper configurations. If you use a board with a different suffix, your real-time operating system (like VxWorks) may fail to load due to memory map mismatches.
Troubleshooting Quick Reference
| Symptom | Possible Cause | Spare Necessity | Quick Check | Action |
| No Video / No POST | CMOS Battery or RAM Fail | ✅ High | Check if the “Fail” LED stays lit | Replace board or CMOS battery |
| VME Bus Error | Universe II Chip Fault | ✅ High | Inspect for bent pins on the VME backplane | Replace board |
| Ethernet No Link | PHY Chip Failure | ⚠️ Medium | Test with a different network cable | Replace board if port is dead |
| “Disk Boot Failure” | CompactFlash Corruption | ❌ Low | Try a known good CF card with OS image | Check software/storage first |
❗ Critical Warning: The CMOS Battery Trap
Many VMIVME-7807 boards in storage have dead 3.6V lithium batteries. If the battery dies, the BIOS settings (including VME base addresses) are lost, and the board will not communicate with the rest of the rack. Before shipping, we replace the battery and verify that the BIOS holds its configuration through multiple power cycles.
SOP Quality & Testing Protocol:
Every VMIVME-7807-411001 board is tested in a 6U VME Test Chassis. We perform a Memory Stress Test (MemTest86), verify both Ethernet ports, and conduct a VME Loopback Test to ensure the Tundra Universe II chip is communicating correctly with other modules. A full Test Report documenting the BIOS version, CPU speed, and RAM size is included. Video of the board successfully booting to a Windows or Linux prompt is available upon request.
